Recent Blogs
Underfeed Mechanical Stoker: Ram Feed Calculator
Explore an underfeed-stoker ram and estimate feed rate, total mass and ram travel from an assumed mass per stroke, cycle rate and elapsed time.
Columbia Stoker: Pusher Feed Animation and Area Calculator
See the Columbia stoker’s reciprocating pusher, rising coal chute and inclined grates. Calculate an illustrative opening-area allocation and pressure conversion.
Jones Mechanical Stoker: Calibrated Screw-Feed Calculator | FIRGELLI
Convert measured mass per screw revolution and rpm into average feed rates. A simplified Jones underfeed arrangement illustrates the feed path; capacity and combustion are...
Meissner Mechanical Stoker: Plunger and Step-Grate Motion
How the Meissner mechanical stoker uses a rock-shaft-driven wide plunger, step grate and rocking gate, with an ideal cycle-and-travel calculator.
Roney Stoker Mechanism Explained: Stepped Grate Parts, How It Works, Diagram and Coal Feed Calculator
Roney mechanical stoker explained — how the sliding firebars feed coal evenly across a marine or stationary boiler grate, with a worked sizing example.
Playford Mechanical Stoker: Traveling Link-Grate Kinematics
Playford mechanical stoker explained — how the reciprocating ram and distributor plate feed coal evenly to marine and industrial boilers. Sizing maths included.